openwrt/target/linux/mediatek/patches-5.4/1020-spi-nor-w25q512jv.patch
Hauke Mehrtens 8b3d879861 kernel: bump 5.4 to 5.4.102
Refreshed all patches.

Compile-tested on: ath79, lantiq, ipq40xx, x86_64
Runtime-tested on: ipq40xx, x86_64

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2021-03-06 15:51:54 +01:00

26 lines
989 B
Diff

From: David Bauer <mail@david-bauer.net>
Date: Thu, 11 Feb 2021 19:57:26 +0100
Subject: [PATCH] mtd: spi-nor: add support for Winbond W25Q512
The Winbond W25Q512 is a 512mb SPI-NOR chip. It supports 4K sectors as
well as block protection and Dual-/Quad-read.
Tested on: Ubiquiti UniFi 6 LR
Signed-off-by: David Bauer <mail@david-bauer.net>
Ref: https://patchwork.ozlabs.org/project/linux-mtd/patch/20210213151047.11700-1-mail@david-bauer.net/
--- a/drivers/mtd/spi-nor/spi-nor.c
+++ b/drivers/mtd/spi-nor/spi-nor.c
@@ -2552,6 +2552,9 @@ static const struct flash_info spi_nor_i
.fixups = &w25q256_fixups },
{ "w25q256jvm", INFO(0xef7019, 0, 64 * 1024, 512,
SECT_4K | SPI_NOR_DUAL_READ | SPI_NOR_QUAD_READ) },
+ { "w25q512jv", INFO(0xef4020, 0, 64 * 1024, 1024,
+ SECT_4K | SPI_NOR_QUAD_READ | SPI_NOR_DUAL_READ |
+ SPI_NOR_HAS_TB | SPI_NOR_HAS_LOCK) },
{ "w25m512jv", INFO(0xef7119, 0, 64 * 1024, 1024,
SECT_4K | SPI_NOR_QUAD_READ | SPI_NOR_DUAL_READ) },